CVE-2024-43919
Published: 01 November 2024
Summary
CVE-2024-43919 is a medium-severity Missing Authorization (CWE-862) vulnerability in Yarpp Yet Another Related Posts Plugin. Its CVSS base score is 5.3 (Medium).
Operationally, ranked in the top 0.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2024-43919 is a broken access control vulnerability, tracked as CWE-862, that affects the YARPP WordPress plugin from unknown versions through 5.30.10. The flaw carries a CVSS 3.1 score of 5.3 with a vector of AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N, indicating that an unauthenticated network attacker can alter limited data without any user interaction or privileges.
An attacker can send crafted requests directly to the plugin endpoints to bypass authorization checks and perform unauthorized modifications to plugin-managed content or settings. Because the impact is confined to integrity with no confidentiality or availability loss, the issue enables tampering that could influence related-posts behavior or stored configuration without broader system compromise.
The Patchstack advisory for the vulnerability identifies the affected range and links to the corresponding plugin update that restores proper access controls. Site administrators should upgrade YARPP to the latest release beyond 5.30.10 to eliminate the exposure.
EPSS values sit at a current 0.8454 with a recorded peak of 0.8614, reflecting sustained exploitation interest rather than a recent climb from a low baseline.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2024-40569
Vulnerability details
Access Control vulnerability in YARPP YARPP allows . This issue affects YARPP: from n/a through 5.30.10.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Requiring an access control policy ensures authorization checks are defined and applied for critical functions.
Reviews of access controls detect missing authorization checks on critical functions or resources.
Documenting permitted unauthenticated actions prevents missing authorization by making all exceptions explicit and subject to organizational review.
Requiring attribute association with information prevents authorization from being performed without necessary security or privacy context.
Mandating authorization prior to allowing remote connections addresses missing authorization for remote access.
Mandating authorization before wireless connections are allowed prevents missing authorization for wireless access.
The control requires authorization before allowing mobile device connections, directly mitigating missing authorization for system access.
Requiring approvals for account creation and specifying authorizations ensures authorization is not missing for system access.